Confidence votes 13.5K. The function of the salivary glands is to make saliva and help the bolus (soft mass of chewed food) go down the esophagus easily. Saliva contains enzymes which help break down food to a form which the body can use.
The following is written by and according to the U.S. Department of Labor and particular to the education and training required for social workers. A bachelor's degree in social work (BSW) is the most common minimum requirement to qualify for a job as a social worker; however, majors in psychology, sociology, and related fields may qualify for some entry-level jobs, especially in small community agencies.
If you do not want to give up your paid job, you can undertake the social work degree on a part time basis. The previous qualifications necessary to become a social worker were the Certificate in Social Service (CSS), the Certificate of Qualification in Social Work (CQSW) and Diploma in Social Work (DipSW).